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Part Number Overview
Manufacturer Part Number
LM1770UMF
Description
SWITCHING CONTROLLER, VOLTAGE-MO
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC SOT-23-5
Manufacturer
National Semiconductor
Standard LeadTime
Edacad Model
LM1770UMF Models
Standard Package
585
Supplier Stocks
Technical specifications
Mfr
National Semiconductor
Series
-
Package
Bulk
Product Status
Active
Output Type
Transistor Driver
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Number of Outputs
1
Output Phases
1
Voltage - Supply (Vcc/Vdd)
2.8V ~ 5.5V
Frequency - Switching
100kHz ~ 1MHz
Duty Cycle (Max)
-
Synchronous Rectifier
Yes
Clock Sync
No
Serial Interfaces
-
Control Features
-
Operating Temperature
-40°C ~ 125°C (TJ)
Mounting Type
Surface Mount
Package / Case
SC-74A, SOT-753
Supplier Device Package
SOT-23-5
Base Product Number
LM1770
Environmental & Export Classifications
ECCN
EAR99
HTSUS
8542.39.0001
Other Names
2156-LM1770UMF
NATNSCLM1770UMF
Category
/Product Index/Integrated Circuits (ICs)/Power Management (PMIC)/DC DC Switching Controllers/National Semiconductor LM1770UMF
Documents & Media
Datasheets
1(LM1770TMFx/NOPB Datasheet)
EDA Models
1(LM1770UMF Models)
Quantity Price
Quantity: 585
Unit Price: $0.53
Packaging: Bulk
MinMultiplier: 585
Packaging: Bulk
MinMultiplier: 585
Substitutes
-